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alumina ceramics

Aluminum Oxide Ceramic

Alumina ceramic is a kind of advanced industrial ceramic, which use oxide powder as the main raw material and through forming and sintering process, with high hardness, good wear resistance, high compressive strength, high temperature resistance, corrosion resistance, good insulation, with biological inertia and other characteristics. It has important applications in various fields, including mechanical engineering, high temperature fire resistance, petrochemical, electronic appliances and medicine, it is also the most widely used industrial ceramics at present.

 

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Alumina Ceramic

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Alumina Ceramic By Types

As our main product, HUNAN ATCERA can produce various alumina ceramic tubes, rods, substrates, plates, and mechnical parts. To improve product performance, we select high purity and granularity homogenuous powder, apply the most appropriate forming method and sintering temperature to form dense structure, and advanced machining processes are used to get dimension with high accuracy. If you have any product request, or need technical support, please do not hesitate to contact us.

Advanced Ceramic By Applications

Advanced ceramics play a pivotal role in various industries, offering a unique combination of exceptional mechanical, thermal, and electrical properties. Unlike traditional ceramics, advanced ceramics are engineered to deliver superior performance in demanding applications. These materials, often based on non-metallic compounds, exhibit high hardness, wear resistance, and corrosion resistance, making them indispensable in a wide range of industrial sectors.

Semiconductor

Electronics and Electricity

Mechanical Parts

Petrochemical Industry

Food Processing

Metallurgy Industry

Photovoltaic Cell Industry

Biological and Medical

Lithium Battery Production

Communications

Military Protection

Laboratory Equipment and Instruments

Semiconductor

Advanced ceramics, as a kind of non-metallic material with excellent physical and chemical properties, including good electrical insulation performance, high hardness, good wear resistance, high temperature and corrosion resistance, good heat dissipation performance, they have a wide range of applications in the semiconductor industry, such as high-performance substrates, electronic component package, heat sink, and semiconductor production equipment parts, etc. The performance and production efficiency of semiconductor products have been significantly improved compared with traditional products, meeting the needs of the rapid development of the industry.   Applications of Advanced Ceramics For Semiconductor Industry 1. Ceramic substrate Alumina, silicon nitride, aluminum nitride and ...
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Electronics and Electricity

Advanced ceramics with its excellent electrical insulation performance, and they have a wide range of applications in the electronic and electrical industry, such as ceramic substrate, electric heater and ignitor, insulation ring, and electrical equipment components, etc., even under harsh environment like high temperature and corrosive substance, they can also keep stable performance for long time, to meet the requirements of high reliability.   Applications of Advanced Ceramics For Electronics & Electricity Industry 1. Ceramic substrate Alumina, silicon nitride, aluminum nitride and silicon carbide ceramics have good electrical insulation and thermal conductivity, they can be used to produce substrates for main board of electronic and electrical products.    2. Ceramic...
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Mechanical Parts

Advanced ceramic materials have high hardness, good wear resistance, high mechanical strength, and high temperature and corrosion resistance, they are widely used in the manufacture of various mechanical parts, such as pump, bearing, valve, shaft, plunger, cylinder, etc., with long service life, good reliability, can be applied to a variety of harsh working environments; they can also be used to manufacture processing tools, such as cutting tool, grinding pad, grinding ball and bead, etc., with wide range of applicable materials, high processing efficiency and precision, can effectively improve production efficiency.   Applications of Advanced Ceramics For Mechanical Parts 1. Ceramic pump Alumina and zirconia have high hardness, wear resistance is good, also with good corrosion resist...
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Petrochemical Industry

Advanced ceramic materials have good corrosion resistance and high temperature resistance, also with high mechanical strength, they are widely used to produce equipment and device for petroleum and chemical industries, for production processing and experimental anslysis, with stable performance and long service life.   Applications of Advanced Ceramics For Petrochemical Industry 1. Ceramic pipe system components Alumina, zirconia, silicon carbide and silicon nitride have good corrosion resistance and mechanical strength, they can be used to produce pipe system components, including pipe, pump, valve and sealing part.    2. Ceramic membrane tube Alumina, zirconia and silicon carbide ceramics have good corrosion resistance, high temperature resistance, non-toxic, harmless and ...
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Food Processing

Advanced ceramic materials are non-toxic, harmless and pollution-free, also have good biological compatibility, they can be used to produce various production equipment for food processing, with high efficiency and stable performance, without any contamination.   Applications of Advanced Ceramics For Food Processing 1. Ceramic pump and valve Alumina and zirconia ceramics have good corrosion resistance and biological compatibility, also with high mechanical strength, they can be used to pump and valve for food processing, including beverage, dairy products, spices, to control fluid flow and pressure in filling process.    2. Ceramic membrane tube Alumina, zirconia and silicon carbide ceramics have good corrosion resistance, high temperature resistance, non-toxic, harmless and...
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Metallurgy Industry

Advanced ceramic materials have high temperature resistance, high hardness and good wear resistance, also with high mechanical strength, they are widely used to produce various equipment and device for metallurgical industry, for raw material preparation and smelting process, performance is stable and service life is long.    Applications of Advanced Ceramics For Metallurgy Industry 1. Ceramic grinding ball and bead Alumina, zirconia and silicon nitride ceramics have high hardness and mechanical strength, they can be used to produce grinding ball and bead for various grinding equipment, to grind ore and chemical raw material into fine powder for further process.   2. Ceramic heater Silicon carbide ans alumina ceramics have high temperature and good thermal shock resistance, ...
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Photovoltaic Cell Industry

Advanced ceramics have high hardness, good wear resistance, high temperature and corrosion resistance, also with high mechanical strength. They have a wide range of applications in the photovoltaic cell industry industry, such as high-performance substrate, crucible, vacuum chuck and other photovoltaic cell production equipment parts. The performance and production efficiency of photovoltaic cell have been significantly improved compared with traditional products, meeting the needs of the rapid development of the industry.   Applications of Advanced Ceramics For Photovoltaic Cell Industry 1. Ceramic substrate Silicon carbide has has a wide energy gap, high thermal stability, and good thermal conductivity, it can be used to produce substrate for photovoltaic cell.    2. Ceram...
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Biological and Medical

Advanced ceramic materials are non-toxic, harmless and pollution-free, also have good biological compatibility, they can be used to produce various production equipment for biological and medical industries, especially in the pharmaceutical process, with high efficiency and stable performance, without any contamination to the medicine.   Applications of Advanced Ceramics For Biological and Medical Industries 1. Ceramic pump and valve Alumina and zirconia ceramics have good corrosion resistance and biological compatibility, also with high mechanical strength, they can be used to pump and valve for biological reagent production and pharmaceutical processing, to control fluid flow in filling process.   2. Ceramic membrane tube Alumina, zirconia and silicon carbide ceramics have good...
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Lithium Battery Production

Advanced ceramic materials have high hardness and wear resistance, good corrosion resistance and high mechanical strength, they are widely used to produce equipment and device for lithium battery production, for raw material preparation and refinement process.   Applications of Advanced Ceramics For Lithium Battery Production 1. Ceramic grinding ball  Alumina, zirconia and silicon nitride ceramics have high hardness and mechanical strength, they can be used to produce grinding ball for various grinding equipment, to grind lithium ore and chemical raw material into fine powder for further process.   2. Ceramic pump and valve Alumina and zirconia ceramics have good corrosion resistance and biological compatibility, also with high mechanical strength, they can be used to pump a...
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Communications

Advanced ceramic materials have high hardness, good wear resistance, high temperature and corrosion resistance, good thermal conductivity, good insulation and no magnetic interference, with high surface precision after processing, stable optical performance. They are widely used in the communication field to manufacture components in various communication device, performance is significantly improvded compared with traditional products, also the service life is much longer.   Applications of Advanced Ceramics For Communication Field 1. Ceramic substrate Alumina, silicon nitride, aluminum nitride and silicon carbide ceramics have good thermal conductivity, high temperature and corrosion resistance, they can be used to manufacture the substrate of communication module for various electr...
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Military Protection

Advanced ceramic materials have high hardness, good wear resistance, low density and good corrosion resistance, they can be used to produce liner of body armor and protective armor of vehicles, aircraft and ships. Weight is light, resistant to the kinetic energy of bullets or shells, protective effect is good, and can be used in harsh environments for a long time.   Applications of Advanced Ceramics For Military Protection   Ceramic armor liner    Silicon carbide and alumina ceramics have good wear resistance and high mechnical strength, also with light weigh, they can be used to produce armor liner for body armor, or protective amor of military vehicles, aircraft, ships.
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Laboratory Equipment and Instruments

Advanced ceramic materials have high hardness and good wear resistance, good corrosion resistance and high temperature resistance, also with high mechanical strength, they are widely used to produce laboratory equipment and instruments,  for various physical, chemical and biotic experiments. They are conductive to get accurate and reliable experiment result, also have stable performance and and long service life.   Technical Ceramics For Laboratory   1. Crucible Alumina, zirconia, silicon nitride and quartz have high temperature resistance and good thermal shock resistance, also resistant to acid and alkali corrosion, they can be used to produce crucbile for material thermal analysis and burning experiments.    2. Quartz cuvette Quartz cuvette has good light transm...
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Properties of Al2O3 Ceramics

  • As the most commonly used advanced industrial ceramics, compared with traditional materials and other types of ceramics, alumina ceramic performance is very comprehensive, the process is mature and the cost is controllable.
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  • 1. Alumina ceramic has high temperature resistance, good thermal shock resistance, oxidation resistance, corrosion resistance and wear resistance, and can maintain stable performance under harsh working conditions.
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  • 2. Alumina ceramic has excellent electrical insulation properties and high breakdown voltage resistance.
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  • 3. Alumina ceramic has very good chemical inertia and biological compatibility, and do not react with various chemical media and medical reagents, non-toxic and harmless.
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  • 4. Alumina ceramic has high compressive strength, low density and light weight, which can effectively reduce the weight and load of the equipment.
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Specification of Aluminium Oxide Materials

Material 99% Alumina (AL2O3)
Thermal Conductivity 24.0w/m.k
Electrical Insulation ≤22.5KV, temperature resistance up to 1600℃
Density 3.83g/cm3
Thermal Expansion Coefficient 7*10-6/℃
Bending Strength (at room temperature) 310MPa
Compressive Strength (at room temperature) 2200MPa
Hardness (Hv) 1650
Fracture Toughness 4.2MPa*m1/2

 

*This chart illustrates the standard characteristics of the alumina materials commonly employed in the manufacturing of our alumina products and parts. Please be aware that the attributes of customized aluminum oxide products and parts may vary depending on the specific processes involved.

 

Q：What is the maximum operating temperature for Alumina Ceramic?
A：Alumina ceramic can operate at temperatures up to 1700℃, making it suitable for high-temperature applications in various industries.

 

Q：How does Alumina Ceramic resist thermal shock?
A：Alumina ceramic has moderate resistance to thermal shock. While it performs well under gradual temperature changes, it may be susceptible to cracking if exposed to rapid or extreme temperature fluctuations.

 

Q：Is Alumina Ceramic suitable for electrical insulation?
A： Yes, Alumina ceramic has excellent electrical insulation properties, with a high dielectric strength and low dielectric loss, making it ideal for use in electronic and electrical components.

 

Q：How does the mechanical strength of Alumina Ceramic compare to other ceramics?
A：Alumina ceramic has high mechanical strength, especially in its purest forms (99.7% or higher), outperforming many other ceramics in structural applications.

 

 

Q：What are the common machining techniques for Alumina Ceramic?
A：Alumina ceramic is typically machined using diamond grinding tools due to its high hardness. Precision machining is possible, but it requires specialized equipment and techniques.

Main Applications of Alumina Ceramics

  • 1. High temperature refractory industry
  • Alumina ceramic can be used to produce furnace roller rod, furnace inlet rod, heat exchanger tubes, heating rod, etc.
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  • 2. Mechanical engineering industry
  • Alumina ceramic can be made into a variety of mechanical parts, including piston, plunger, bearing, valve, hydraulic rod, shaft, grinding medium, etc.
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  • 3. Chemical and Metallurgical industries
  • Alumina ceramic is suitable for manufacturing a variety of chemical equipment, such as filter, delivery pipe, heat exchanger, also can be used as a variety of catalyst carrier, used in the chemical process.
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  • 4. Electronic and Electrical industry
  • Alumina ceramic is available to produce substruate, electronic and electrical equipment insulation parts, etc.
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  • 5. Medical and biological industries
  • Alumina ceramic plays an important role in the medical and biological industry, it is used to make injection syringe,  filters, biological production and experimental equipment.
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Support

What can ATcera's Technician Support Team Do for You

 

According to your application scenario, analyze the needs, choose the appropriate material and processing plan.

 

Professional team, quick response, can provide solutions and quotations within 24 hours after confirming the demand.

 

Flexible business cooperation mechanism, support at least one piece of quantity customization.

 

Quickly provide samples and test reports to confirm that the product meets your needs.

 

 Provide product use and maintenance suggestions to reduce your cost of use.

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FAQ

Although our primary focus is on advanced ceramic materials such as alumina, zirconia, silicon carbide, silicon nitride, aluminum nitride, and quartz ceramics, we are always exploring new materials and technologies. If you have a specific material requirement, please contact us, and we will do our best to fulfill your needs or find suitable partners.

Absolutely. Our technical team possesses profound knowledge of ceramic materials and extensive experience in product design. We are happy to provide you with material selection advice and product design support to ensure optimal performance for your products.

We do not have a fixed minimum order value requirement. We always focus on meeting our customers' needs, and we strive to provide quality service and products regardless of the order size.

In addition to ceramic products, we also provide a range of additional services, including but not limited to: customized ceramic processing services based on your needs, using blanks or semi-finished blanks produced by yourself; if you are interested in outsourced ceramic packaging and metallization services, please contact us for further discussion. We are always committed to providing you with a one-stop solution to meet your various needs.

Yes, we do. No matter where you are located globally, we can ensure the safe and timely delivery of your order.

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